changeset 343:fe830f6daa3f

Merge
author sundar
date Tue, 11 Jun 2013 13:12:35 +0530
parents e3bd0ed64da8 (current diff) 1a5d67424e83 (diff)
children 558d31c168ed
files
diffstat 26 files changed, 725 insertions(+), 290 deletions(-) [+]
line wrap: on
line diff
--- a/src/jdk/nashorn/internal/codegen/Attr.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/codegen/Attr.java	Tue Jun 11 13:12:35 2013 +0530
@@ -202,18 +202,52 @@
     private void acceptDeclarations(final FunctionNode functionNode, final Block body) {
         // This visitor will assign symbol to all declared variables, except function declarations (which are taken care
         // in a separate step above) and "var" declarations in for loop initializers.
+        //
+        // It also handles the case that a variable can be undefined, e.g
+        // if (cond) {
+        //    x = x.y;
+        // }
+        // var x = 17;
+        //
+        // by making sure that no identifier has been found earlier in the body than the
+        // declaration - if such is the case the identifier is flagged as caBeUndefined to
+        // be safe if it turns into a local var. Otherwise corrupt bytecode results
+
         body.accept(new NodeVisitor<LexicalContext>(new LexicalContext()) {
+            private final Set<String> uses = new HashSet<>();
+            private final Set<String> canBeUndefined = new HashSet<>();
+
             @Override
             public boolean enterFunctionNode(final FunctionNode nestedFn) {
                 return false;
             }
 
             @Override
+            public Node leaveIdentNode(final IdentNode identNode) {
+                uses.add(identNode.getName());
+                return identNode;
+            }
+
+            @Override
+            public boolean enterVarNode(final VarNode varNode) {
+                final String name = varNode.getName().getName();
+                //if this is used the var node symbol needs to be tagged as can be undefined
+                if (uses.contains(name)) {
+                    canBeUndefined.add(name);
+                }
+                return true;
+            }
+
+            @Override
             public Node leaveVarNode(final VarNode varNode) {
                 // any declared symbols that aren't visited need to be typed as well, hence the list
                 if (varNode.isStatement()) {
                     final IdentNode ident  = varNode.getName();
                     final Symbol    symbol = defineSymbol(body, ident.getName(), IS_VAR);
+                    if (canBeUndefined.contains(ident.getName())) {
+                        symbol.setType(Type.OBJECT);
+                        symbol.setCanBeUndefined();
+                    }
                     functionNode.addDeclaredSymbol(symbol);
                     if (varNode.isFunctionDeclaration()) {
                         newType(symbol, FunctionNode.FUNCTION_TYPE);
--- a/src/jdk/nashorn/internal/codegen/FieldObjectCreator.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/codegen/FieldObjectCreator.java	Tue Jun 11 13:12:35 2013 +0530
@@ -126,7 +126,7 @@
             final T      value  = valueIter.next();
 
             if (symbol != null && value != null) {
-                final int index = ArrayIndex.getArrayIndexNoThrow(key);
+                final int index = ArrayIndex.getArrayIndex(key);
 
                 if (index < 0) {
                     putField(method, key, symbol.getFieldIndex(), value);
--- a/src/jdk/nashorn/internal/codegen/MapCreator.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/codegen/MapCreator.java	Tue Jun 11 13:12:35 2013 +0530
@@ -79,7 +79,7 @@
             final String key    = keys[i];
             final Symbol symbol = symbols[i];
 
-            if (symbol != null && !ArrayIndex.isIndexKey(key)) {
+            if (symbol != null && !ArrayIndex.isIntArrayIndex(key)) {
                 properties.add(new AccessorProperty(key, getPropertyFlags(symbol, hasArguments), structure, symbol.getFieldIndex()));
             }
         }
--- a/src/jdk/nashorn/internal/ir/BlockLexicalContext.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/ir/BlockLexicalContext.java	Tue Jun 11 13:12:35 2013 +0530
@@ -63,6 +63,7 @@
         return sstack.pop();
     }
 
+    @SuppressWarnings("unchecked")
     @Override
     public <T extends LexicalContextNode> T pop(final T node) {
         T expected = node;
--- a/src/jdk/nashorn/internal/ir/Symbol.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/ir/Symbol.java	Tue Jun 11 13:12:35 2013 +0530
@@ -462,7 +462,7 @@
      */
     public void setCanBeUndefined() {
         assert type.isObject() : type;
-        if(!canBeUndefined()) {
+        if (!isParam() && !canBeUndefined()) {//parameters are never undefined
             assert !isShared();
             flags |= CAN_BE_UNDEFINED;
         }
--- a/src/jdk/nashorn/internal/objects/ArrayBufferView.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/objects/ArrayBufferView.java	Tue Jun 11 13:12:35 2013 +0530
@@ -33,6 +33,8 @@
 import jdk.nashorn.internal.runtime.ScriptRuntime;
 import jdk.nashorn.internal.runtime.arrays.ArrayData;
 
+import static jdk.nashorn.internal.runtime.ECMAErrors.rangeError;
+
 @ScriptClass("ArrayBufferView")
 abstract class ArrayBufferView extends ScriptObject {
 
@@ -305,11 +307,11 @@
             dst = factory.construct(length);
         } else if (arg0 instanceof NativeArray) {
             // Constructor(type[] array)
-            length = (int) (((NativeArray) arg0).getArray().length() & 0x7fff_ffff);
+            length = lengthToInt(((NativeArray) arg0).getArray().length());
             dst = factory.construct(length);
         } else {
             // Constructor(unsigned long length)
-            length = JSType.toInt32(arg0);
+            length = lengthToInt(JSType.toInt64(arg0));
             return factory.construct(length);
         }
 
@@ -354,6 +356,13 @@
         }
     }
 
+    private static int lengthToInt(final long length) {
+        if (length > Integer.MAX_VALUE || length < 0) {
+            throw rangeError("inappropriate.array.buffer.length", JSType.toString(length));
+        }
+        return (int) (length & Integer.MAX_VALUE);
+    }
+
     protected static Object subarrayImpl(final Object self, final Object begin0, final Object end0) {
         final ArrayBufferView arrayView = ((ArrayBufferView)self);
         final int elementLength = arrayView.elementLength();
--- a/src/jdk/nashorn/internal/objects/Global.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/objects/Global.java	Tue Jun 11 13:12:35 2013 +0530
@@ -372,7 +372,7 @@
     private static final MethodHandle PRINT             = findOwnMH("print",             Object.class, Object.class, Object[].class);
     private static final MethodHandle PRINTLN           = findOwnMH("println",           Object.class, Object.class, Object[].class);
     private static final MethodHandle LOAD              = findOwnMH("load",              Object.class, Object.class, Object.class);
-    private static final MethodHandle LOADWITHNEWGLOBAL = findOwnMH("loadWithNewGlobal", Object.class, Object.class, Object.class);
+    private static final MethodHandle LOADWITHNEWGLOBAL = findOwnMH("loadWithNewGlobal", Object.class, Object.class, Object.class, Object[].class);
     private static final MethodHandle EXIT              = findOwnMH("exit",              Object.class, Object.class, Object.class);
 
     private final Context context;
@@ -752,14 +752,15 @@
      *
      * @param self    scope
      * @param source  source to load
+     * @param args (optional) arguments to be passed to the loaded script
      *
      * @return result of load (undefined)
      *
      * @throws IOException if source could not be read
      */
-    public static Object loadWithNewGlobal(final Object self, final Object source) throws IOException {
+    public static Object loadWithNewGlobal(final Object self, final Object source, final Object...args) throws IOException {
         final Global global = Global.instance();
-        return global.context.loadWithNewGlobal(source);
+        return global.context.loadWithNewGlobal(source, args);
     }
 
     /**
--- a/src/jdk/nashorn/internal/objects/NativeArguments.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/objects/NativeArguments.java	Tue Jun 11 13:12:35 2013 +0530
@@ -27,7 +27,6 @@
 
 import static jdk.nashorn.internal.runtime.ECMAErrors.typeError;
 import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED;
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.getArrayIndexNoThrow;
 import static jdk.nashorn.internal.lookup.Lookup.MH;
 
 import java.lang.invoke.MethodHandle;
@@ -132,103 +131,103 @@
 
     @Override
     public int getInt(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getInt(index) : super.getInt(key);
     }
 
     @Override
     public int getInt(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getInt(index) : super.getInt(key);
     }
 
     @Override
     public int getInt(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getInt(index) : super.getInt(key);
     }
 
     @Override
     public int getInt(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getInt(index) : super.getInt(key);
     }
 
     @Override
     public long getLong(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getLong(index) : super.getLong(key);
     }
 
     @Override
     public long getLong(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getLong(index) : super.getLong(key);
     }
 
     @Override
     public long getLong(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getLong(index) : super.getLong(key);
     }
 
     @Override
     public long getLong(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getLong(index) : super.getLong(key);
     }
 
     @Override
     public double getDouble(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getDouble(index) : super.getDouble(key);
     }
 
     @Override
     public double getDouble(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getDouble(index) : super.getDouble(key);
     }
 
     @Override
     public double getDouble(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getDouble(index) : super.getDouble(key);
     }
 
     @Override
     public double getDouble(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getDouble(index) : super.getDouble(key);
     }
 
     @Override
     public Object get(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getObject(index) : super.get(key);
     }
 
     @Override
     public Object get(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getObject(index) : super.get(key);
     }
 
     @Override
     public Object get(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getObject(index) : super.get(key);
     }
 
     @Override
     public Object get(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) ? namedArgs.getObject(index) : super.get(key);
     }
 
     @Override
     public void set(final Object key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -238,7 +237,7 @@
 
     @Override
     public void set(final Object key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -248,7 +247,7 @@
 
     @Override
     public void set(final Object key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -258,7 +257,7 @@
 
     @Override
     public void set(final Object key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -268,7 +267,7 @@
 
     @Override
     public void set(final double key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -278,7 +277,7 @@
 
     @Override
     public void set(final double key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -288,7 +287,7 @@
 
     @Override
     public void set(final double key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -298,7 +297,7 @@
 
     @Override
     public void set(final double key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -308,7 +307,7 @@
 
     @Override
     public void set(final long key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -318,7 +317,7 @@
 
     @Override
     public void set(final long key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -328,7 +327,7 @@
 
     @Override
     public void set(final long key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -338,7 +337,7 @@
 
     @Override
     public void set(final long key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -348,7 +347,7 @@
 
     @Override
     public void set(final int key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -358,7 +357,7 @@
 
     @Override
     public void set(final int key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -368,7 +367,7 @@
 
     @Override
     public void set(final int key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -378,7 +377,7 @@
 
     @Override
     public void set(final int key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (isMapped(index)) {
             namedArgs = namedArgs.set(index, value, strict);
         } else {
@@ -388,55 +387,55 @@
 
     @Override
     public boolean has(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.has(key);
     }
 
     @Override
     public boolean has(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.has(key);
     }
 
     @Override
     public boolean has(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.has(key);
     }
 
     @Override
     public boolean has(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.has(key);
     }
 
     @Override
     public boolean hasOwnProperty(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.hasOwnProperty(key);
     }
 
     @Override
     public boolean hasOwnProperty(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.hasOwnProperty(key);
     }
 
     @Override
     public boolean hasOwnProperty(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.hasOwnProperty(key);
     }
 
     @Override
     public boolean hasOwnProperty(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isMapped(index) || super.hasOwnProperty(key);
     }
 
     @Override
     public boolean delete(final int key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final boolean success = super.delete(key, strict);
         if (success && namedArgs.has(index)) {
             setDeleted(index);
@@ -446,7 +445,7 @@
 
     @Override
     public boolean delete(final long key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final boolean success = super.delete(key, strict);
         if (success && namedArgs.has(index)) {
             setDeleted(index);
@@ -456,7 +455,7 @@
 
     @Override
     public boolean delete(final double key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final boolean success = super.delete(key, strict);
         if (success && namedArgs.has(index)) {
             setDeleted(index);
@@ -466,7 +465,7 @@
 
     @Override
     public boolean delete(final Object key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final boolean success = super.delete(key, strict);
         if (success && namedArgs.has(index)) {
             setDeleted(index);
@@ -480,7 +479,7 @@
      */
     @Override
     public boolean defineOwnProperty(final String key, final Object propertyDesc, final boolean reject) {
-        final int index = ArrayIndex.getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (index >= 0) {
             final boolean allowed = super.defineOwnProperty(key, propertyDesc, false);
             if (!allowed) {
--- a/src/jdk/nashorn/internal/objects/NativeArray.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/objects/NativeArray.java	Tue Jun 11 13:12:35 2013 +0530
@@ -228,7 +228,7 @@
         }
 
         // Step 4a
-        final int index = ArrayIndex.getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (ArrayIndex.isValidArrayIndex(index)) {
             final long longIndex = ArrayIndex.toLongIndex(index);
             // Step 4b
@@ -770,7 +770,7 @@
 
         final NativeArray copy = new NativeArray(0);
         for (long n = 0; k < finale; n++, k++) {
-            copy.defineOwnProperty((int) n, sobj.get(k));
+            copy.defineOwnProperty(ArrayIndex.getArrayIndex(n), sobj.get(k));
         }
 
         return copy;
@@ -835,28 +835,26 @@
             final ScriptObject sobj    = (ScriptObject) self;
             final boolean      strict  = sobj.isStrictContext();
             final long         len     = JSType.toUint32(sobj.getLength());
+            ArrayData          array   = sobj.getArray();
 
             if (len > 1) {
                 // Get only non-missing elements. Missing elements go at the end
                 // of the sorted array. So, just don't copy these to sort input.
-
                 final ArrayList<Object> src = new ArrayList<>();
-                for (int i = 0; i < (int)len; i++) {
-                    if (sobj.has(i)) {
-                        src.add(sobj.get(i));
+                for (long i = 0; i < len; i = array.nextIndex(i)) {
+                    if (array.has((int) i)) {
+                        src.add(array.getObject((int) i));
                     }
                 }
 
                 final Object[] sorted = sort(src.toArray(), comparefn);
 
                 for (int i = 0; i < sorted.length; i++) {
-                    sobj.set(i, sorted[i], strict);
+                    array = array.set(i, sorted[i], strict);
                 }
 
                 // delete missing elements - which are at the end of sorted array
-                for (int j = sorted.length; j < (int)len; j++) {
-                    sobj.delete(j, strict);
-                }
+                sobj.setArray(array.delete(sorted.length, len - 1));
             }
 
             return sobj;
@@ -906,7 +904,7 @@
             final long from = actualStart + k;
 
             if (sobj.has(from)) {
-                array.defineOwnProperty((int) k, sobj.get(from));
+                array.defineOwnProperty(ArrayIndex.getArrayIndex(k), sobj.get(from));
             }
         }
 
@@ -1143,7 +1141,7 @@
             @Override
             protected boolean forEach(final Object val, final long i) throws Throwable {
                 final Object r = MAP_CALLBACK_INVOKER.invokeExact(callbackfn, thisArg, val, i, self);
-                result.defineOwnProperty((int)index, r);
+                result.defineOwnProperty(ArrayIndex.getArrayIndex(index), r);
                 return true;
             }
 
@@ -1172,7 +1170,7 @@
             @Override
             protected boolean forEach(final Object val, final long i) throws Throwable {
                 if ((boolean)FILTER_CALLBACK_INVOKER.invokeExact(callbackfn, thisArg, val, i, self)) {
-                    result.defineOwnProperty((int)(to++), val);
+                    result.defineOwnProperty(ArrayIndex.getArrayIndex(to++), val);
                 }
                 return true;
             }
--- a/src/jdk/nashorn/internal/objects/NativeString.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/objects/NativeString.java	Tue Jun 11 13:12:35 2013 +0530
@@ -29,7 +29,6 @@
 import static jdk.nashorn.internal.runtime.ECMAErrors.typeError;
 import static jdk.nashorn.internal.runtime.JSType.isRepresentableAsInt;
 import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED;
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.getArrayIndexNoThrow;
 
 import java.lang.invoke.MethodHandle;
 import java.lang.invoke.MethodHandles;
@@ -156,7 +155,7 @@
     @SuppressWarnings("unused")
     private static Object get(final Object self, final Object key) {
         final CharSequence cs = JSType.toCharSequence(self);
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (index >= 0 && index < cs.length()) {
             return String.valueOf(cs.charAt(index));
         }
@@ -191,7 +190,7 @@
     // String characters can be accessed with array-like indexing..
     @Override
     public Object get(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (index >= 0 && index < value.length()) {
             return String.valueOf(value.charAt(index));
         }
@@ -284,7 +283,7 @@
 
     @Override
     public boolean has(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.has(key);
     }
 
@@ -295,19 +294,19 @@
 
     @Override
     public boolean has(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.has(key);
     }
 
     @Override
     public boolean has(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.has(key);
     }
 
     @Override
     public boolean hasOwnProperty(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.hasOwnProperty(key);
     }
 
@@ -318,13 +317,13 @@
 
     @Override
     public boolean hasOwnProperty(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.hasOwnProperty(key);
     }
 
     @Override
     public boolean hasOwnProperty(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return isValid(index) || super.hasOwnProperty(key);
     }
 
@@ -335,19 +334,19 @@
 
     @Override
     public boolean delete(final long key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return checkDeleteIndex(index, strict)? false : super.delete(key, strict);
     }
 
     @Override
     public boolean delete(final double key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return checkDeleteIndex(index, strict)? false : super.delete(key, strict);
     }
 
     @Override
     public boolean delete(final Object key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         return checkDeleteIndex(index, strict)? false : super.delete(key, strict);
     }
 
@@ -364,7 +363,7 @@
 
     @Override
     public Object getOwnPropertyDescriptor(final String key) {
-        final int index = ArrayIndex.getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         if (index >= 0 && index < value.length()) {
             final Global global = Global.instance();
             return global.newDataDescriptor(String.valueOf(value.charAt(index)), false, true, false);
--- a/src/jdk/nashorn/internal/parser/JSONParser.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/parser/JSONParser.java	Tue Jun 11 13:12:35 2013 +0530
@@ -54,10 +54,9 @@
      * Constructor
      * @param source  the source
      * @param errors  the error manager
-     * @param strict  are we in strict mode
      */
-    public JSONParser(final Source source, final ErrorManager errors, final boolean strict) {
-        super(source, errors, strict);
+    public JSONParser(final Source source, final ErrorManager errors) {
+        super(source, errors, false);
     }
 
     /**
@@ -135,6 +134,7 @@
                 return ch == '\"';
             }
 
+            // ECMA 15.12.1.1 The JSON Lexical Grammar - JSONWhiteSpace
             @Override
             protected boolean isWhitespace(final char ch) {
                 return Lexer.isJsonWhitespace(ch);
@@ -144,6 +144,99 @@
             protected boolean isEOL(final char ch) {
                 return Lexer.isJsonEOL(ch);
             }
+
+            // ECMA 15.12.1.1 The JSON Lexical Grammar - JSONNumber
+            @Override
+            protected void scanNumber() {
+                // Record beginning of number.
+                final int start = position;
+                // Assume value is a decimal.
+                TokenType type = TokenType.DECIMAL;
+
+                // floating point can't start with a "." with no leading digit before
+                if (ch0 == '.') {
+                    error(Lexer.message("json.invalid.number"), STRING, position, limit);
+                }
+
+                // First digit of number.
+                int digit = convertDigit(ch0, 10);
+
+                // skip first digit
+                skip(1);
+
+                if (digit != 0) {
+                    // Skip over remaining digits.
+                    while (convertDigit(ch0, 10) != -1) {
+                        skip(1);
+                    }
+                }
+
+                if (ch0 == '.' || ch0 == 'E' || ch0 == 'e') {
+                    // Must be a double.
+                    if (ch0 == '.') {
+                        // Skip period.
+                        skip(1);
+
+                        boolean mantissa = false;
+                        // Skip mantissa.
+                        while (convertDigit(ch0, 10) != -1) {
+                            mantissa = true;
+                            skip(1);
+                        }
+
+                        if (! mantissa) {
+                            // no digit after "."
+                            error(Lexer.message("json.invalid.number"), STRING, position, limit);
+                        }
+                    }
+
+                    // Detect exponent.
+                    if (ch0 == 'E' || ch0 == 'e') {
+                        // Skip E.
+                        skip(1);
+                        // Detect and skip exponent sign.
+                        if (ch0 == '+' || ch0 == '-') {
+                            skip(1);
+                        }
+                        boolean exponent = false;
+                        // Skip exponent.
+                        while (convertDigit(ch0, 10) != -1) {
+                            exponent = true;
+                            skip(1);
+                        }
+
+                        if (! exponent) {
+                            // no digit after "E"
+                            error(Lexer.message("json.invalid.number"), STRING, position, limit);
+                        }
+                    }
+
+                    type = TokenType.FLOATING;
+                }
+
+                // Add number token.
+                add(type, start);
+            }
+
+            // ECMA 15.12.1.1 The JSON Lexical Grammar - JSONEscapeCharacter
+            @Override
+            protected boolean isEscapeCharacter(final char ch) {
+                switch (ch) {
+                    case '"':
+                    case '/':
+                    case '\\':
+                    case 'b':
+                    case 'f':
+                    case 'n':
+                    case 'r':
+                    case 't':
+                    // could be unicode escape
+                    case 'u':
+                        return true;
+                    default:
+                        return false;
+                }
+            }
         };
 
         k = -1;
--- a/src/jdk/nashorn/internal/parser/Lexer.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/parser/Lexer.java	Tue Jun 11 13:12:35 2013 +0530
@@ -648,7 +648,7 @@
      *
      * @return The converted digit or -1 if invalid.
      */
-    private static int convertDigit(final char ch, final int base) {
+    protected static int convertDigit(final char ch, final int base) {
         int digit;
 
         if ('0' <= ch && ch <= '9') {
@@ -908,7 +908,7 @@
     /**
      * Scan over a string literal.
      */
-    private void scanString(final boolean add) {
+    protected void scanString(final boolean add) {
         // Type of string.
         TokenType type = STRING;
         // Record starting quote.
@@ -925,6 +925,9 @@
             if (ch0 == '\\') {
                 type = ESCSTRING;
                 skip(1);
+                if (! isEscapeCharacter(ch0)) {
+                    error(Lexer.message("invalid.escape.char"), STRING, position, limit);
+                }
                 if (isEOL(ch0)) {
                     // Multiline string literal
                     skipEOL(false);
@@ -979,6 +982,16 @@
     }
 
     /**
+     * Is the given character a valid escape char after "\" ?
+     *
+     * @param ch character to be checked
+     * @return if the given character is valid after "\"
+     */
+    protected boolean isEscapeCharacter(final char ch) {
+        return true;
+    }
+
+    /**
      * Convert string to number.
      *
      * @param valueString  String to convert.
@@ -1024,7 +1037,7 @@
     /**
      * Scan a number.
      */
-    private void scanNumber() {
+    protected void scanNumber() {
         // Record beginning of number.
         final int start = position;
         // Assume value is a decimal.
@@ -1583,7 +1596,7 @@
         return null;
     }
 
-    private static String message(final String msgId, final String... args) {
+    protected static String message(final String msgId, final String... args) {
         return ECMAErrors.getMessage("lexer.error." + msgId, args);
     }
 
--- a/src/jdk/nashorn/internal/runtime/Context.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/Context.java	Tue Jun 11 13:12:35 2013 +0530
@@ -496,12 +496,13 @@
      * expression, after creating a new global scope.
      *
      * @param from source expression for script
+     * @param args (optional) arguments to be passed to the loaded script
      *
      * @return return value for load call (undefined)
      *
      * @throws IOException if source cannot be found or loaded
      */
-    public Object loadWithNewGlobal(final Object from) throws IOException {
+    public Object loadWithNewGlobal(final Object from, final Object...args) throws IOException {
         final ScriptObject oldGlobal = getGlobalTrusted();
         final ScriptObject newGlobal = AccessController.doPrivileged(new PrivilegedAction<ScriptObject>() {
            @Override
@@ -518,6 +519,9 @@
         });
         setGlobalTrusted(newGlobal);
 
+        final Object[] wrapped = args == null? ScriptRuntime.EMPTY_ARRAY :  ScriptObjectMirror.wrapArray(args, newGlobal);
+        newGlobal.put("arguments", ((GlobalObject)newGlobal).wrapAsObject(wrapped));
+
         try {
             return ScriptObjectMirror.wrap(load(newGlobal, from), newGlobal);
         } finally {
--- a/src/jdk/nashorn/internal/runtime/JSONFunctions.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/JSONFunctions.java	Tue Jun 11 13:12:35 2013 +0530
@@ -25,9 +25,6 @@
 
 package jdk.nashorn.internal.runtime;
 
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.getArrayIndexNoThrow;
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.isValidArrayIndex;
-
 import java.lang.invoke.MethodHandle;
 import java.util.Iterator;
 import jdk.nashorn.internal.ir.LiteralNode;
@@ -37,6 +34,7 @@
 import jdk.nashorn.internal.ir.UnaryNode;
 import jdk.nashorn.internal.parser.JSONParser;
 import jdk.nashorn.internal.parser.TokenType;
+import jdk.nashorn.internal.runtime.arrays.ArrayIndex;
 import jdk.nashorn.internal.runtime.linker.Bootstrap;
 
 /**
@@ -66,13 +64,9 @@
      */
     public static Object parse(final Object text, final Object reviver) {
         final String     str     = JSType.toString(text);
-        final Context    context = Context.getContextTrusted();
         final JSONParser parser  = new JSONParser(
                 new Source("<json>", str),
-                new Context.ThrowErrorManager(),
-                (context != null) ?
-                    context.getEnv()._strict :
-                    false);
+                new Context.ThrowErrorManager());
 
         Node node;
 
@@ -192,8 +186,8 @@
 
     // add a new property if does not exist already, or else set old property
     private static void setPropertyValue(final ScriptObject sobj, final String name, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(name);
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(name);
+        if (ArrayIndex.isValidArrayIndex(index)) {
             // array index key
             sobj.defineOwnProperty(index, value);
         } else if (sobj.getMap().findProperty(name) != null) {
--- a/src/jdk/nashorn/internal/runtime/ScriptObject.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/ScriptObject.java	Tue Jun 11 13:12:35 2013 +0530
@@ -37,8 +37,6 @@
 import static jdk.nashorn.internal.runtime.PropertyDescriptor.VALUE;
 import static jdk.nashorn.internal.runtime.PropertyDescriptor.WRITABLE;
 import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED;
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.getArrayIndexNoThrow;
-import static jdk.nashorn.internal.runtime.arrays.ArrayIndex.isValidArrayIndex;
 
 import java.lang.invoke.MethodHandle;
 import java.lang.invoke.MethodHandles;
@@ -65,6 +63,7 @@
 import jdk.nashorn.internal.objects.AccessorPropertyDescriptor;
 import jdk.nashorn.internal.objects.DataPropertyDescriptor;
 import jdk.nashorn.internal.runtime.arrays.ArrayData;
+import jdk.nashorn.internal.runtime.arrays.ArrayIndex;
 import jdk.nashorn.internal.runtime.linker.Bootstrap;
 import jdk.nashorn.internal.runtime.linker.LinkerCallSite;
 import jdk.nashorn.internal.runtime.linker.NashornCallSiteDescriptor;
@@ -333,7 +332,7 @@
             return global.newDataDescriptor(getWithProperty(property), configurable, enumerable, writable);
         }
 
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -533,21 +532,23 @@
      * from any object in proto chain such as Array.prototype, Object.prototype.
      * This method directly sets a particular element value in the current object.
      *
-     * @param index index key for property
+     * @param index key for property
      * @param value value to define
      */
     protected final void defineOwnProperty(final int index, final Object value) {
-        if (index >= getArray().length()) {
+        assert ArrayIndex.isValidArrayIndex(index) : "invalid array index";
+        final long longIndex = ArrayIndex.toLongIndex(index);
+        if (longIndex >= getArray().length()) {
             // make array big enough to hold..
-            setArray(getArray().ensure(index));
+            setArray(getArray().ensure(longIndex));
         }
         setArray(getArray().set(index, value, false));
     }
 
     private void checkIntegerKey(final String key) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             final ArrayData data = getArray();
 
             if (data.has(index)) {
@@ -557,7 +558,7 @@
     }
 
     private void removeArraySlot(final String key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2238,7 +2239,7 @@
     }
 
     private int getInt(final int index, final String key) {
-        if (isValidArrayIndex(index)) {
+        if (ArrayIndex.isValidArrayIndex(index)) {
              for (ScriptObject object = this; ; ) {
                 final FindProperty find = object.findProperty(key, false, false, this);
 
@@ -2269,7 +2270,7 @@
 
     @Override
     public int getInt(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2281,7 +2282,7 @@
 
     @Override
     public int getInt(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2293,7 +2294,7 @@
 
     @Override
     public int getInt(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2315,7 +2316,7 @@
     }
 
     private long getLong(final int index, final String key) {
-        if (isValidArrayIndex(index)) {
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 final FindProperty find = object.findProperty(key, false, false, this);
 
@@ -2346,7 +2347,7 @@
 
     @Override
     public long getLong(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2358,7 +2359,7 @@
 
     @Override
     public long getLong(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2370,7 +2371,7 @@
 
     @Override
     public long getLong(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2392,7 +2393,7 @@
     }
 
     private double getDouble(final int index, final String key) {
-        if (isValidArrayIndex(index)) {
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 final FindProperty find = object.findProperty(key, false, false, this);
 
@@ -2423,7 +2424,7 @@
 
     @Override
     public double getDouble(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2435,7 +2436,7 @@
 
     @Override
     public double getDouble(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2447,7 +2448,7 @@
 
     @Override
     public double getDouble(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2469,7 +2470,7 @@
     }
 
     private Object get(final int index, final String key) {
-        if (isValidArrayIndex(index)) {
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject object = this; ; ) {
                 final FindProperty find = object.findProperty(key, false, false, this);
 
@@ -2500,7 +2501,7 @@
 
     @Override
     public Object get(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2512,7 +2513,7 @@
 
     @Override
     public Object get(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2524,7 +2525,7 @@
 
     @Override
     public Object get(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -2640,9 +2641,9 @@
 
     @Override
     public void set(final Object key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2657,9 +2658,9 @@
 
     @Override
     public void set(final Object key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2674,9 +2675,9 @@
 
     @Override
     public void set(final Object key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2691,9 +2692,9 @@
 
     @Override
     public void set(final Object key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2711,9 +2712,9 @@
 
     @Override
     public void set(final double key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2728,9 +2729,9 @@
 
     @Override
     public void set(final double key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2745,9 +2746,9 @@
 
     @Override
     public void set(final double key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2762,9 +2763,9 @@
 
     @Override
     public void set(final double key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2779,9 +2780,9 @@
 
     @Override
     public void set(final long key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2796,9 +2797,9 @@
 
     @Override
     public void set(final long key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2813,9 +2814,9 @@
 
     @Override
     public void set(final long key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2830,9 +2831,9 @@
 
     @Override
     public void set(final long key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2847,9 +2848,9 @@
 
     @Override
     public void set(final int key, final int value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2864,9 +2865,9 @@
 
     @Override
     public void set(final int key, final long value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2881,9 +2882,9 @@
 
     @Override
     public void set(final int key, final double value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2898,9 +2899,9 @@
 
     @Override
     public void set(final int key, final Object value, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             if (getArray().has(index)) {
                 setArray(getArray().set(index, value, strict));
             } else {
@@ -2915,9 +2916,9 @@
 
     @Override
     public boolean has(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject self = this; self != null; self = self.getProto()) {
                 if (self.getArray().has(index)) {
                     return true;
@@ -2932,9 +2933,9 @@
 
     @Override
     public boolean has(final double key) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject self = this; self != null; self = self.getProto()) {
                 if (self.getArray().has(index)) {
                     return true;
@@ -2949,9 +2950,9 @@
 
     @Override
     public boolean has(final long key) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject self = this; self != null; self = self.getProto()) {
                 if (self.getArray().has(index)) {
                     return true;
@@ -2966,9 +2967,9 @@
 
     @Override
     public boolean has(final int key) {
-        final int index = getArrayIndexNoThrow(key);
-
-        if (isValidArrayIndex(index)) {
+        final int index = ArrayIndex.getArrayIndex(key);
+
+        if (ArrayIndex.isValidArrayIndex(index)) {
             for (ScriptObject self = this; self != null; self = self.getProto()) {
                 if (self.getArray().has(index)) {
                     return true;
@@ -2983,7 +2984,7 @@
 
     @Override
     public boolean hasOwnProperty(final Object key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
 
         if (getArray().has(index)) {
             return true;
@@ -2996,7 +2997,7 @@
 
     @Override
     public boolean hasOwnProperty(final int key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
 
         if (getArray().has(index)) {
             return true;
@@ -3009,7 +3010,7 @@
 
     @Override
     public boolean hasOwnProperty(final long key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
 
         if (getArray().has(index)) {
             return true;
@@ -3022,7 +3023,7 @@
 
     @Override
     public boolean hasOwnProperty(final double key) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
 
         if (getArray().has(index)) {
             return true;
@@ -3035,7 +3036,7 @@
 
     @Override
     public boolean delete(final int key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -3051,7 +3052,7 @@
 
     @Override
     public boolean delete(final long key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -3067,7 +3068,7 @@
 
     @Override
     public boolean delete(final double key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
@@ -3083,7 +3084,7 @@
 
     @Override
     public boolean delete(final Object key, final boolean strict) {
-        final int index = getArrayIndexNoThrow(key);
+        final int index = ArrayIndex.getArrayIndex(key);
         final ArrayData array = getArray();
 
         if (array.has(index)) {
--- a/src/jdk/nashorn/internal/runtime/arrays/ArrayIndex.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/arrays/ArrayIndex.java	Tue Jun 11 13:12:35 2013 +0530
@@ -44,7 +44,7 @@
     /**
      * Fast conversion of non-negative integer string to long.
      * @param key Key as a string.
-     * @return long value of string or -1.
+     * @return long value of string or {@code -1} if string does not represent a valid index.
      */
     private static long fromString(final String key) {
         long value = 0;
@@ -52,7 +52,7 @@
 
         // Check for empty string or leading 0
         if (length == 0 || (length > 1 && key.charAt(0) == '0')) {
-            return -1;
+            return INVALID_ARRAY_INDEX;
         }
 
         // Fast toNumber.
@@ -61,7 +61,7 @@
 
             // If not a digit.
             if (digit < '0' || digit > '9') {
-                return -1;
+                return INVALID_ARRAY_INDEX;
             }
 
             // Insert digit.
@@ -69,7 +69,7 @@
 
             // Check for overflow (need to catch before wrap around.)
             if (value > MAX_ARRAY_INDEX) {
-                return -1;
+                return INVALID_ARRAY_INDEX;
             }
         }
 
@@ -81,134 +81,76 @@
      * routine needs to perform quickly since all keys are tested with it.
      *
      * @param  key key to check for array index
-     * @return valid array index, or negative value if not valid
+     * @return the array index, or {@code -1} if {@code key} does not represent a valid index.
+     *         Note that negative return values other than {@code -1} are considered valid and can be converted to
+     *         the actual index using {@link #toLongIndex(int)}.
      */
-    public static int getArrayIndexNoThrow(final Object key) {
+    public static int getArrayIndex(final Object key) {
         if (key instanceof Integer) {
-            return getArrayIndexNoThrow(((Integer)key).intValue());
+            return getArrayIndex(((Integer) key).intValue());
         } else if (key instanceof Number) {
-            return getArrayIndexNoThrow(((Number)key).doubleValue());
+            return getArrayIndex(((Number) key).doubleValue());
         } else if (key instanceof String) {
-            return (int)fromString((String)key);
+            return (int)fromString((String) key);
         } else if (key instanceof ConsString) {
             return (int)fromString(key.toString());
         }
 
-        return -1;
+        return INVALID_ARRAY_INDEX;
     }
 
     /**
-     * Returns a valid array index in an int, if the object represents one
+     * Returns a valid array index in an int, if the long represents one.
      *
      * @param key key to check
-     * @return array index for key
-     * @throws InvalidArrayIndexException if not a valid array index key
+     * @return the array index, or {@code -1} if long is not a valid array index.
+     *         Note that negative return values other than {@code -1} are considered valid and can be converted to
+     *         the actual index using {@link #toLongIndex(int)}.
      */
-    public static int getArrayIndex(final Object key) throws InvalidArrayIndexException {
-        final int index = getArrayIndexNoThrow(key);
-        if (index != -1) {
-            return index;
-        }
-
-        throw new InvalidArrayIndexException(key);
-    }
-
-    /**
-     * Returns a valid array index in an int, if the long represents one
-     *
-     * @param key key to check
-     * @return valid index or a negative value if long is not a valid array index
-     */
-    public static int getArrayIndexNoThrow(final long key) {
+    public static int getArrayIndex(final long key) {
         if (key >= 0 && key <= MAX_ARRAY_INDEX) {
             return (int)key;
         }
 
-        return -1;
-    }
-
-    /**
-     * Returns a valid array index in an int, if the long represents one
-     *
-     * @param key key to check
-     * @return valid index for the long
-     * @throws InvalidArrayIndexException if long is not a valid array index
-     */
-    public static int getArrayIndex(final long key) throws InvalidArrayIndexException {
-        final int index = getArrayIndexNoThrow(key);
-        if (index != -1) {
-            return index;
-        }
-
-        throw new InvalidArrayIndexException(key);
+        return INVALID_ARRAY_INDEX;
     }
 
 
     /**
-     * Return a valid index for this double, if it represents one
+     * Return a valid index for this double, if it represents one.
      *
      * Doubles that aren't representable exactly as longs/ints aren't working
      * array indexes, however, array[1.1] === array["1.1"] in JavaScript.
      *
      * @param key the key to check
-     * @return the array index this double represents or a negative value if this isn't an index
+     * @return the array index this double represents or {@code -1} if this isn't a valid index.
+     *         Note that negative return values other than {@code -1} are considered valid and can be converted to
+     *         the actual index using {@link #toLongIndex(int)}.
      */
-    public static int getArrayIndexNoThrow(final double key) {
+    public static int getArrayIndex(final double key) {
         if (JSType.isRepresentableAsInt(key)) {
             final int intKey = (int)key;
             if (intKey >= 0) {
                 return intKey;
             }
         } else if (JSType.isRepresentableAsLong(key)) {
-            return getArrayIndexNoThrow((long)key);
+            return getArrayIndex((long) key);
         }
 
-        return -1;
-    }
-
-    /**
-     * Return a valid array index for this double, if it represents one
-     *
-     * Doubles that aren't representable exactly as longs/ints aren't working
-     * array indexes, however, array[1.1] === array["1.1"] in JavaScript.
-     *
-     * @param key the key to check
-     * @return the array index this double represents
-     * @throws InvalidArrayIndexException if this isn't an array index
-     */
-    public static int getArrayIndex(final double key) throws InvalidArrayIndexException {
-        final int index = getArrayIndexNoThrow(key);
-        if (index != -1) {
-            return index;
-        }
-
-        throw new InvalidArrayIndexException(key);
+        return INVALID_ARRAY_INDEX;
     }
 
-    /**
-     * Return a valid array index for this string, if it represents one
-     *
-     * @param key the key to check
-     * @return the array index this string represents or a negative value if this isn't an index
-     */
-    public static int getArrayIndexNoThrow(final String key) {
-        return (int)fromString(key);
-    }
 
     /**
-     * Return a valid array index for this string, if it represents one
+     * Return a valid array index for this string, if it represents one.
      *
      * @param key the key to check
-     * @return the array index this string represents
-     * @throws InvalidArrayIndexException if the string isn't an array index
+     * @return the array index this string represents or {@code -1} if this isn't a valid index.
+     *         Note that negative return values other than {@code -1} are considered valid and can be converted to
+     *         the actual index using {@link #toLongIndex(int)}.
      */
-    public static int getArrayIndex(final String key) throws InvalidArrayIndexException {
-        final int index = getArrayIndexNoThrow(key);
-        if (index != -1) {
-            return index;
-        }
-
-        throw new InvalidArrayIndexException(key);
+    public static int getArrayIndex(final String key) {
+        return (int)fromString(key);
     }
 
     /**
@@ -226,7 +168,7 @@
     /**
      * Convert an index to a long value. This basically amounts to ANDing it
      * with {@link JSType#MAX_UINT}, as the maximum array index in JavaScript
-     * is 0xffffffff
+     * is 0xfffffffe
      *
      * @param index index to convert to long form
      * @return index as uint32 in a long
@@ -236,14 +178,14 @@
     }
 
     /**
-     * Check whether a key string can be used as a valid numeric array index in
-     * JavaScript
+     * Check whether a key string represents a valid array index in JavaScript and is small enough
+     * to fit into a positive int.
      *
      * @param key the key
-     * @return true if key works as a valid numeric array index
+     * @return true if key works as a valid int array index
      */
-    public static boolean isIndexKey(final String key) {
-       return ArrayIndex.getArrayIndexNoThrow(key) >= 0;
+    public static boolean isIntArrayIndex(final String key) {
+        return getArrayIndex(key) >= 0;
     }
 }
 
--- a/src/jdk/nashorn/internal/runtime/arrays/SparseArrayData.java	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/arrays/SparseArrayData.java	Tue Jun 11 13:12:35 2013 +0530
@@ -61,13 +61,15 @@
 
     @Override
     public Object[] asObjectArray() {
-        final Object[] objArray = new Object[Math.min((int) length(), Integer.MAX_VALUE)];
+        final int length = (int) Math.min(length(), Integer.MAX_VALUE);
+        final int underlyingLength = (int) Math.min(length, underlying.length());
+        final Object[] objArray = new Object[length];
 
-        for (int i = 0; i < underlying.length(); i++) {
+        for (int i = 0; i < underlyingLength; i++) {
             objArray[i] = underlying.getObject(i);
         }
 
-        Arrays.fill(objArray, (int) underlying.length(), objArray.length, ScriptRuntime.UNDEFINED);
+        Arrays.fill(objArray, underlyingLength, length, ScriptRuntime.UNDEFINED);
 
         for (final Map.Entry<Long, Object> entry : sparseMap.entrySet()) {
             final long key = entry.getKey();
--- a/src/jdk/nashorn/internal/runtime/resources/Messages.properties	Wed Jun 05 12:54:21 2013 -0300
+++ b/src/jdk/nashorn/internal/runtime/resources/Messages.properties	Tue Jun 11 13:12:35 2013 +0530
@@ -28,6 +28,8 @@
 lexer.error.invalid.hex=Invalid hex digit
 lexer.error.invalid.octal=Invalid octal digit
 lexer.error.strict.no.octal=cannot use octal escapes in strict mode
+lexer.error.json.invalid.number=Invalid JSON number format
+lexer.error.invalid.escape.char=Invalid escape character
 lexer.error.illegal.identifier.character=Illegal character in identifier
 
 parser.error.illegal.continue.stmt=Illegal continue statement
@@ -127,6 +129,7 @@
 type.error.env.not.object=$ENV must be an Object.
 type.error.unsupported.java.to.type=Unsupported Java.to target type {0}.
 range.error.inappropriate.array.length=inappropriate array length: {0}
+range.error.inappropriate.array.buffer.length=inappropriate array buffer length: {0}
 range.error.invalid.fraction.digits=fractionDigits argument to {0} must be in [0, 20]
 range.error.invalid.precision=precision argument toPrecision() must be in [1, 21]
 range.error.invalid.radix=radix argument must be in [2, 36]
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/examples/array-micro.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 
+ *   - Neither the name of Oracle nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+
+function bench(name, func) {
+    var start = Date.now();
+    for (var iter = 0; iter < 5e6; iter++) {
+        func();
+    }
+    print((Date.now() - start) + "\t" + name);
+}
+
+bench("[]", function() {
+    [];
+    [];
+    [];
+});
+
+bench("[1, 2, 3]", function() {
+    [1, 2, 3];
+    [1, 2, 3];
+    [1, 2, 3];
+});
+
+bench("[1 .. 20]", function() {
+    [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
+    [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
+    [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
+});
+
+bench("new Array()", function() {
+    new Array();
+    new Array();
+    new Array();
+});
+
+
+bench("new Array(1, 2, 3)", function() {
+    new Array(1, 2, 3);
+    new Array(1, 2, 3);
+    new Array(1, 2, 3);
+});
+
+bench("new Array(10)", function() {
+    new Array(10);
+    new Array(10);
+    new Array(10);
+});
+
+var array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
+
+bench("get", function() {
+    array[0];
+    array[3];
+    array[6];
+});
+
+bench("set", function() {
+    array[0] = 0;
+    array[3] = 3;
+    array[6] = 6;
+});
+
+var all = function(e) { return true; };
+var none = function(e) { return false; };
+
+bench("filter all", function() {
+    array.filter(all);
+});
+
+bench("filter none", function() {
+    array.filter(none);
+});
+
+var up = function(a, b) { return a > b ? 1 : -1; };
+var down = function(a, b) { return a < b ? 1 : -1; };
+
+bench("sort up", function() {
+    [1, 2, 3, 4].sort(up);
+});
+
+bench("sort down", function() {
+    [1, 2, 3, 4].sort(down);
+});
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8012291.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8012291: NativeArray is inconsistent in using long for length and index in some places and int for the same in other places
+ *
+ * @test
+ * @run
+ */
+
+// Make sure JSON parser correctly handles large array keys
+var obj = JSON.parse('{"4294967294": 1}');
+print(obj[4294967294]);
+
+// Make sure Array.prototype.sort handles large index correctly
+obj.length = 4294967295;
+Array.prototype.sort.call(obj);
+print(obj[0]);
+print(obj[4294967294]);
+print(obj.length);
+
+var arr = [];
+arr[4294967294] = 1;
+try {
+    new Int32Array(arr);
+} catch (e) {
+    print(e);
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8012291.js.EXPECTED	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,5 @@
+1
+1
+undefined
+4294967295
+RangeError: inappropriate array buffer length: 4294967295
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8015346.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8015346: JSON parsing issues with escaped strings, octal, decimal numbers *
+ * @test
+ * @run
+ */
+
+function checkJSON(str) {
+    try {
+        JSON.parse(str);
+        fail("should have thrown SyntaxError for JSON.parse on " + str);
+    } catch (e) {
+        if (! (e instanceof SyntaxError)) {
+            fail("Expected SyntaxError, but got " + e);
+        }
+    }
+}
+
+// invalid escape in a string
+checkJSON('"\\a"')
+
+// invalid floating point number patterns
+checkJSON("1.")
+checkJSON(".8")
+checkJSON("2.3e+")
+checkJSON("0.3E+")
+
+// octal, hexadecimal not allowed
+checkJSON("08")
+checkJSON("06")
+checkJSON('0x3')
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8015357.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8015357: a = []; a[0x7fffffff]=1; a.sort()[0] should evaluate to 1 instead of undefined
+ *
+ * @test
+ * @run
+ */
+
+var a = []; 
+a[0x7fffffff]=1; 
+
+if (a.sort()[0] != 1) {
+    fail("a.sort()[0] != 1");
+}
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8015892.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8015892.js : use before definition with valid declaration that turns into
+ * local var must be "canBeUndefined"
+ *
+ * @test
+ * @run
+ */
+
+function doIt() { 
+    if (something) { 
+	x = x.obj; 
+    } else { 
+	var x = "x"; 
+    } 
+} 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8016239.js	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ * 
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ * 
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ * 
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8016239: loadWithNewGlobal should support user supplied arguments from the caller
+ *
+ * @test
+ * @run
+ */
+
+var jmap = new java.util.HashMap();
+jmap.put("foo", "bar");
+
+loadWithNewGlobal({
+   name: "<code>",
+   script:
+        " print(arguments[0]); "+
+        " print(arguments[1]); " +
+        " print(arguments[2].foo); " +
+        " print(arguments[3])"
+   },
+  "hello", 23, { foo: 33}, jmap
+);
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/script/basic/JDK-8016239.js.EXPECTED	Tue Jun 11 13:12:35 2013 +0530
@@ -0,0 +1,4 @@
+hello
+23
+33
+{foo=bar}